Norbert Jahn
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Baden VLN 0203 | 10/13/2002 | 1097 |  Germany |
| Verbandsliga Nord | 10/11/1998 | 687 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| B06 | Robatsch (modern) defence | 2 games |
| B59 | Sicilian, Boleslavsky variation, 7.Nb3 | 1 games |
| B02 | Alekhine's defence | 1 games |
| B46 | Sicilian, Taimanov variation | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A33 | English, symmetrical variation | 1 games |
| A45 | Queen's pawn game | 1 games |
| A30 | English, symmetrical variation | 1 games |
